Classifications

• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
  • H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
  • H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
  • H03J3/00—Continuous tuning
  • H03J3/02—Details
  • H03J3/10—Circuit arrangements for fine tuning, e.g. bandspreading
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04B—TRANSMISSION
  • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
  • H04B1/06—Receivers
  • H04B1/16—Circuits
  • H04B1/26—Circuits for superheterodyne receivers

Landscapes

• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Signal Processing (AREA)
• Noise Elimination (AREA)
• Superheterodyne Receivers (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=19788476

Family Applications (1)

Country Status (4)

Families Citing this family (2)

• 0
  • NL NL65280D patent/NL65280C/xx active
  • BE BE455967D patent/BE455967A/xx unknown
• 1944
  • 1944-05-23 DE DEN2223D patent/DE890816C/de not_active Expired
• 1946
  • 1946-09-30 GB GB29124/46A patent/GB622838A/en not_active Expired

Also Published As

Similar Documents